Download USER MANUAL - COMM-TEC

Mini Digital Amplifier, with MIC Mixer and EQ
7. RS232 Communication Protocol:
Baud rate: 9600
Command
Data bit: 8
Stop bit: 1
Parity bit: none
Function Description
Feedback Code
1A1.
Switching the audio to input 1
A: 1 -> 1
2A1.
Switching the audio to input 2
A: 2 -> 1
0A0.
Mute Audio of MIC and Line out
Mute Audio
1A0.
Mute audio of MIC
Mute MIC
2A0.
Mute audio of line out
Mute LIN
0A1.
UnMute Audio
UnMute Audio
A: 1 -> 1
Volume: 30
600%
Checking the working status
Bass: 00
Treble: 00
601%
MIC volume up
Volume of MIC: 51
602%
MIC volume down
Volume of MIC: 51
603%
Line volume up
Volume of LINE: 51
604%
Line volume down
Volume of LINE: 51
605%
Bass level up
Bass of LINE: 04
606%
Bass level down
Bass of LINE: 04
607%
Treble level up
Treble of LINE: 04
608%
Treble level down
Treble of LINE: 04
A: 1 -> 1
Volume: 50
609%
Initialization, back to the default setting
Bass: 04
Treble: 04
10